How many different hazard classes are there?

There are nine different hazard classes established by the Department of Transportation (DOT) for transporting hazardous materials. These hazard classes categorize materials based on their specific characteristics and the risks they pose during transportation. The nine classes include:

1. Explosives

2. Gases

3. Flammable liquids

4. Flammable solids

5. Oxidizers and organic peroxides

6. Toxic substances and infectious substances

7. Radioactive materials

8. Corrosive substances

9. Miscellaneous hazardous materials

Each hazard class is designed to ensure proper safety measures are applied during the handling and transportation of the materials categorized within them. Understanding these classes is crucial for compliance with safety regulations and for ensuring the safety of personnel and the general public when hazardous materials are being transported.